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Finding the Fourth Proportional to 5,009.97, 7,503.75 and 3,358.65

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Solution

The fourth proportional to 5,009.97, 7,503.75 and 3,358.65 is: 5,030.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.97 : 7,503.75 = 3,358.65 : x
  2. Step 2: Convert to fraction form
    5,009.97/7,503.75 = 3,358.65/x
  3. Step 3: Cross multiply
    5,009.97x = 7,503.75 × 3,358.65
  4. Step 4: Simplify right side
    5,009.97x = 25,202,469.94
  5. Step 5: Solve for x
    x = 25,202,469.94/5,009.97
  6. Step 6: Final answer
    x = 5,030.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.